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id stringlengths 40 40	title stringlengths 15 120	text stringlengths 41 3.14k	source stringclasses 2 values
9c65c28ce3563b9f773dc3e89756a466fe0c4693	in mathematics, a natural number n is a	in mathematics, a natural number n is a blum integer if n = p × q is a semiprime for which p and q are distinct prime numbers congruent to 3 mod 4. that is, p and q must be of the form 4 t + 3, for some integer t. integers of this form are referred to as blum primes. this means that the factors of a blum integer are ga...	wikipedia
edacd1f45a1de1be189f01dad9e03a27f0e02e6a	his vast studies of many insects helped scientists	his vast studies of many insects helped scientists to solve some of the problems of crop damage caused by insects. many of his notebooks are now the property of the smithsonian institution. fitch also discovered the rodent botfly cuterebra emasculator in 1856. he died april 8, 1879, at his home in salem, new york.	wikipedia
2cfa16d9f1847bbe72b411be27689ba490b4d7e0	asa fitch was born at fitch's point, salem,	asa fitch was born at fitch's point, salem, new york on february 24, 1809. his early studies were of both natural history and medicine, which he studied at the newly formed rensselaer polytechnic institute, graduating in 1827. however, in 1838 he decided to start studying agriculture and entomology. in 1838 he began to...	wikipedia
4af5169056ada9d550b82612a29f50fd361aaae3	robert george hurlburt is a canadian former professional	robert george hurlburt is a canadian former professional ice hockey left winger who played one game in the national hockey league (nhl) for the vancouver canucks, on november 23 1974 against the new york islanders. primarily a defensive forward, the rest of his professional career was spent in the minor leagues, split ...	wikipedia
60c1670fe8dc123da3ab5dd1776740dfc21b00bb	robert george hurlburt (born may 1, 1950) is	robert george hurlburt (born may 1, 1950) is a canadian former professional ice hockey left winger who played one game in the national hockey league (nhl) for the vancouver canucks, on november 23 1974 against the new york islanders. primarily a defensive forward, the rest of his professional career was spent in the mi...	wikipedia
a789d2cb1b2caf5c4bb4f6f2b78d096a8b30d0dd	the broad street historic district is a historic	the broad street historic district is a historic district in center city, philadelphia, pennsylvania, united states. it is bounded roughly by juniper, cherry, 15th, and pine streets, covering an area about one block on either side of broad street. the district was listed on the national register of historic places in 1...	wikipedia
f4e6b859792954787ffd037e589d03ce95b6f3d7	the broad street historic district is a historic	the broad street historic district is a historic district in center city, philadelphia, pennsylvania, united states. it is bounded roughly by juniper, cherry, 15th, and pine streets, covering an area about one block on either side of broad street.	wikipedia
0a2d22bf2767252fe51380344349c69a1fd7604c	william patrick "foxy" dineen was a canadian professional	william patrick "foxy" dineen was a canadian professional ice hockey player and head coach. he played in the national hockey league (nhl) for the detroit red wings and chicago black hawks between 1953 and 1958. the rest of his career, which lasted from 1953 to 1971, was spent in the minor leagues. after his playing car...	wikipedia
ce521787b62665a2681b412777f6072e6d348c99	after his retirement as a player dineen went	after his retirement as a player dineen went into coaching. he spent six years behind the bench of the houston aeros of the world hockey association —the entirety of the team's existence—where he coached gordie howe for four seasons and won two championships. after the aeros disbanded, he was hired to coach the new eng...	wikipedia
2bf6ee31a0fb1cbfcbb200ab9285b79ed8fc054e	he began his career by playing two seasons	he began his career by playing two seasons for the st. michael's majors of the ohl. he spent 5 years playing for the detroit red wings from 1954 - 1958. he won the stanley cup twice with the team, in 1954 and 1955. he later played briefly for the chicago black hawks. after 1958, however, he spent the rest of his playin...	wikipedia
e7fb98d18627d501dd5eebdafbcc1f4340cdae71	he coached in the american hockey league in	he coached in the american hockey league in the 1980s, where he won two calder cups with the adirondack red wings. he was hired to coach the philadelphia flyers of the nhl from 1991 to 1993. throughout his career, dineen was traded for bob bailey on three occasions.	wikipedia
8e4e93a40c9236250200b4e4c8fccff7fdb36839	william patrick "foxy" dineen (september 18, 1932 –	william patrick "foxy" dineen (september 18, 1932 – december 10, 2016) was a canadian professional ice hockey player and head coach. he played in the national hockey league (nhl) for the detroit red wings and chicago black hawks between 1953 and 1958. the rest of his career, which lasted from 1953 to 1971, was spent in...	wikipedia
a3a86b79674f8d9c5aa47e5ba78db9506ce43fe4	however, inostroza's career didn't go as expected. he	however, inostroza's career didn't go as expected. he failed to find a regular place in u. de chile's senior side and went on loan to lower-division deportes pintana. later he joined audax italiano 's youth side, but never made it into the club's senior side. inostroza spent the rest of his career in the lower division...	wikipedia
ecd5502bfbf9b0380812b2731c744bdbf6526f63	he debuted on 12 september 2012 in a	he debuted on 12 september 2012 in a match against santiago morning for the 2012 copa chile, scoring the second goal of universidad de chile in the match, and becoming the youngest chilean player to score in an official match. he played his first league match on 29 september in a match against unión la calera	wikipedia
34b27b2b3ad48ac03e0f33c1d82a202d344463a4	petranović influenced a group of his students who	petranović influenced a group of his students who became later historians at belgrade university: ljubodrag dimić, desanka pešić, latinka perović, for example. he advised his graduate students not to be historians of a single subject, rather historians of a century. he taught his students to think about a single event ...	wikipedia
a85149a56758acee28154240b0e006a14484c8d8	he thought that the disintegration of socialist yugoslavia	he thought that the disintegration of socialist yugoslavia was a tragic event and, as a historian, he tried to thoroughly examine the multiple causes hidden behind the politics which led to the disintegration of both iterations of the nation. he stated that yugoslavia was the only state keeping all serbs inside the sam...	wikipedia
504fcd61e99ab1eea17b905958c1f8167dcefc05	most his academic research and career was dedicated	most his academic research and career was dedicated to the 20th century epoch and to yugoslavia. historian ljubodrag dimić, in his foreword to branko petranović: the yugoslav experience of serbian national integration, stressed that the twentieth century epoch in yugoslavia was not inclined to the historian, especially...	wikipedia
d107cdeb032b4e33ce9be3f54de50999de1cf0db	he contributed to the transformation of the yugoslav	he contributed to the transformation of the yugoslav communist party institutions from party services into serious research institutes. as a historian he fought against fanaticism, fatalism, and taboo creation in historiography i.e. fought against historian being a privileged liar of the rulers.	wikipedia
93a2715632ce148444a5ed289d75f0f203f08e0b	petranović published 32 books in 38 volumes, 314	petranović published 32 books in 38 volumes, 314 scientific papers in conferences proceedings and scientific journals and 259 surveys in scientific journals. he authored two tv documentaries dedicated to the history of yugoslavia. he was a 20th-century historian who yugoslav and foreign academics dedicated 296 articles...	wikipedia
ea83854c6548c978be7b42321767c2ffb095e41a	branko petranović was born in cetinje, kingdom of	branko petranović was born in cetinje, kingdom of serbs, croats and slovenes. primary and secondary school education he finished in kotor, cetinje and belgrade. from january 1944 he joined tito's partisans. he finished undergraduate studies at belgrade university: at the faculty of law in 1950 and at the faculty of phi...	wikipedia
da7d27206c8c228eccf3f02a7e0de24b8e1e2afe	for the 2009 season wilson was signed by	for the 2009 season wilson was signed by the gearlink kawasaki, wilson had a good year in supersport getting his first podium at oulton park. wilson then went on to win his first race at knockhill later in the season.	wikipedia
503caa80953ca177baaa18658252fd9a093b5de2	ben got is big break in superbike on	ben got is big break in superbike on a kawasaki with vivaldi racing. in the two years that ben spent in british superbike he finished 17th and 12th, stepping down from the class for 2007 and rejoining the superstock class for the next two years.	wikipedia
dc16450482790efd2200cbe19f616ddc95e75692	wilson started off in sand racing in 1995,	wilson started off in sand racing in 1995, he quickly moved up the classes, debuting in the supersport class in 2000 gaining a 15th-place finish at oulton park at his very first meeting. ben then ran a mixture of championships, including the supersport and superstock bikes until 2005. ben and his grandmother exchange d...	wikipedia
a63a5dd4371cc0768d19d26180c74397c71fbf48	the bibliome is the totality of biological text	the bibliome is the totality of biological text corpus. this term was coined around 2000 in ebi to denote the importance of biological text information. similar terms that have been less frequently used are literaturome and textome. by approximate analogy to widely used terms like genome, metabolome, proteome, and tran...	wikipedia
b69c7a9e09cf8db5a656fb2359f8267791709057	from the bibliome, biologists and computer scientists datamine	from the bibliome, biologists and computer scientists datamine to discover new gene targets and drugs. bibliomics is the bioinformatics study of bibliome. bibliome is not a pseudoome because it is a useful concept that is used by bioinformatists.	wikipedia
150f63860c775972284b1b6ad6506bae509d7b84	the bibliome is the totality of biological text	the bibliome is the totality of biological text corpus. this term was coined around 2000 in ebi (european bioinformatics institute) to denote the importance of biological text information. similar terms that have been less frequently used are literaturome and textome. by approximate analogy to widely used terms like ge...	wikipedia
e8eefe3d8eab649e76de546309eaa15488522bfa	1,1-dimethyldiborane is the organoboron compound with the formula	1,1-dimethyldiborane is the organoboron compound with the formula (ch3)2b(μ-h)2bh2. a pair of related 1,2-dimethyldiboranes are also known. it is a colorless gas that ignites in air.	wikipedia
20691b13ecd5d126edca31072e81e3060d51074e	gentler oxidation of 1,1-dimethyldiborane at 80 °c yields	gentler oxidation of 1,1-dimethyldiborane at 80 °c yields 2,5-dimethyl-1,3,4-trioxadiboralane, a volatile liquid that contains a ring of two boron and three oxygen atoms. an intermediate in this reaction is two molecules of dimethylborylhydroperoxide (ch) booh. (cas 41557-62-5) when methyldiborane is oxidised around 15...	wikipedia
0a3e7c622950aa0f085a96af93db5ec5f8a57241	trimethyldiborane partially disproportionates over a period of hours	trimethyldiborane partially disproportionates over a period of hours at room temperature to yield tetramethyldiborane and 1,2-dimethyldiborane. over a period of weeks 1,1-dimethyldiborane appears as well.	wikipedia
3c86facb7ee1d18f14ac45e8125f06f4626bfce7	at −78.5 °c, methyldiborane disproportionates slowly, first to	at −78.5 °c, methyldiborane disproportionates slowly, first to diborane and 1,1-dimethyldiborane. in solution methylborane is more stable against disproportionation than dimethylborane.	wikipedia
9bd9628b033eb8260acc40680b7b4eadbbf392ad	1,1-dimethyldiborane has a dipole moment of 0.87 d.	1,1-dimethyldiborane has a dipole moment of 0.87 d. the predicted heat of formation for the liquid is Δh =-31 kcal/mol, and for the gas -25 kcal/mol. heat of vapourisation was measured at 5.5 kcal/mol.	wikipedia
2efa98d479bf52ff035cb9a7382b737b94ff6926	gas chromatography can be used to determine the	gas chromatography can be used to determine the amounts of the methyl boranes in a mixture. the order they elute are diborane, monomethyldiborane, trimethylborane, 1,1-dimethyldiborane, 1,2-dimethyldiborane, trimethyldiborane, and finally tetramethyldiborane.	wikipedia
32ccf3c7ef9179b797cfad75b5dc541d2ef136b1	other methods to form methyldiboranes include heating trimethylborane	other methods to form methyldiboranes include heating trimethylborane with hydrogen. alternatively trimethylborane reacts with borohydride salts with in the presence of hydrogen chloride, aluminium chloride, or boron trichloride. if the borohydride is sodium borohydride, then methane is a side product. if the metal is ...	wikipedia
81363ab9565a83646d21c71532ab7ba3c907b30a	tetramethyl lead reacts with diborane in a 1,2-dimethoxyethane	tetramethyl lead reacts with diborane in a 1,2-dimethoxyethane solvent at room temperature to make a range of methyl substituted diboranes, ending up at trimethylborane, but including 1,1-dimethyldiborane, and trimethyldiborane. the other outputs of the reaction are hydrogen gas and lead metal.	wikipedia
0cae554578290d0dd3af90c6d8913348e0ca8003	the methylboranes were first prepared by h. i.	the methylboranes were first prepared by h. i. schlesinger and a. o. walker in the 1930s. methylboranes are formed by the reaction of diborane and trimethylborane. this reaction produces four different substitution of methyl with hydrogen on diborane. produced are 1- methyldiborane, 1,1-dimethyldborane, 1,1,2- trimethy...	wikipedia
4483a4d20b2e6327bcc15166637c3b1e9b8f65fa	1,1-dimethyldiborane is the organoboron compound with the formula	1,1-dimethyldiborane is the organoboron compound with the formula (ch) b(μ-h) bh. a pair of related 1,2-dimethyldiboranes are also known. it is a colorless gas that ignites in air.	wikipedia
42582019bcb27d614e9f5adb0281449100f34e90	a borylene is the boron analogue of a	a borylene is the boron analogue of a carbene. the general structure is r-b: with r an organic moiety and b a boron atom with two unshared electrons. borylenes are of academic interest in organoboron chemistry. a singlet ground state is predominant with boron having two vacant sp2 orbitals and one doubly occupied one. ...	wikipedia
62370edad3def52958de73190543ef80a382dd70	orbitally, the interactions between transition metals and borylenes	orbitally, the interactions between transition metals and borylenes tend to be similar to the above lewis acids and borylenes. a number of computational studies have been performed on these systems. a sample paper from 2000 employed nbo to analyze a series of related complexes. taking as an example, it was calculated t...	wikipedia
95e6074da7c4c7056aa563bc0833ece122e0eabc	the first transition metal complex reported by braunschweig	the first transition metal complex reported by braunschweig et al. featured a borylene ligand bridging between two manganese centers: (r=h, me; x=nme). the first terminal borylene complex was prepared by the same group several years later. two previous structures – and – had been proposed by other groups but disqualifi...	wikipedia
2d155cb5bc2e647e041a74a0daff7b6c1c59d312	bonding in these complexes is quite similar to	bonding in these complexes is quite similar to that in mono-lewis base compounds. at least one π-acceptor ligand is present in all known examples of these compounds, and the b-l bond strength tends to scale with the π-acidity of the lewis base. low-energy σ-donation orbitals from the base to boron are present in these ...	wikipedia